listed In - Public Address Systems
Description of H104-SC-HL (Weatherproof Telephone)
The H100 series Weatherproof Telephones are designed for use by the highway, railways, power stations, the armed services and heavy industry which require very reliable telephony under adverse conditions. 

Specification of H104-SC-HL (Weatherproof Telephone)
Standard VoIP ­SIP phone or 4G phone.
Aluminum alloy die­casting body.
Hands free operation, one button for emergency call.
The phone will ring loudly and beacon will fallfish when there is an incoming call.
With auto ­answer feature, Auto­ release the line when the other side cut off the line.
Built ­in amplifier, with external horn:35W, broadcast feature.
Built­ in IP camera
Weatherproof protection Ip66
Wall mounting or pole mounting, simple installation
PoE(VoIP) or DC powered or solar powered (VoIP or 4G)
CE,FCC,RoHS,IP66, ISO9001 compliant.


VOICE FEATURES
Support SIP 2.0 (RFC3261)
Codec: G.711A/u, G.7231 high/low, G.729, G.722
Echo cancellation: Support G.168 and hand­free can support 96ms
Supports full duplex
SIP support SIP domain, SIP authentication(none, basic, MD5),DNS name of server
DTMF:SIP info, DTMF Relay, RFC2833
Call control features: Flexible dial map, support hot­line 

NETWORK FEATURES
WAN/LAN: support Bridge mode
Support static IP address
Support DHCP get IP on WAN port
Support VLAN
Support web config
Data Protocols: IPv4, TCP, UDP, ICMP, ARP, DNS and DNS SRV for SIP Signaling
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